729 WTPZ31 KNHC 010236 TCPEP1 BULLETIN Tropical Storm Sergio Advisory Number 7 NWS National Hurricane Center Miami FL EP212018 900 PM MDT Sun Sep 30 2018 ...SERGIO MOVING WESTWARD OVER THE OPEN PACIFIC WATERS AND EXPECTED TO BECOME A HURRICANE LATE TONIGHT OR ON MONDAY... SUMMARY OF 900 PM MDT...0300 UTC...INFORMATION ---------------------------------------------- LOCATION...11.6N 107.3W ABOUT 550 MI...885 KM SSW OF MANZANILLO MEXICO MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...W OR 260 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 900 PM MDT (0300 UTC), the center of Tropical Storm Sergio was located near latitude 11.6 North, longitude 107.3 West. Sergio is moving toward the west near 12 mph (19 km/h), and this general motion is expected through Monday night. A turn toward the west-northwest is expected on Tuesday. Maximum sustained winds are near 65 mph (100 km/h) with higher gusts. Strengthening is forecast during the next 48 hours, and Sergio is expected to become a hurricane late tonight or on Monday and a major hurricane by Tuesday night. Tropical-storm-force winds extend outward up to 125 miles (205 km) from the center. The estimated minimum central pressure is 998 mb (29.47 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 300 AM MDT. $$ Forecaster Beven